var mysrc = "https://tracking.buygoods.com/track/?a=6707&firstcookie=0&referrer=&product=1%2C2%2C3&sessid2=&caller_url="+encodeURIComponent(window.location.href);
			if(typeof add_to_cart !== "undefined") 
			{ 
				mysrc = mysrc+"&add_to_cart="+add_to_cart;  
			}
			var newScript = document.createElement("script");
			newScript.type = "text/javascript";
			newScript.async = true;
			newScript.src = mysrc;
			var s = document.getElementsByTagName("script")[0];
			s.parentNode.insertBefore(newScript, s);